Merge branch 'feature/doctest'

---

language: python

python: ["2.7", "3.2", "3.3", "3.4", "3.5"]

python: ["2.7", "3.3", "3.4", "3.5"]

dist: trusty

sudo: false

cache:

  - pip

matrix:

  allow_failure:

    - python: "3.2"

install:

  - pip install tox-travis

TODO

----

- Add unit tests of filters using doctest.

- Fix combining dictionaries test.

- Fix Travis CI test on Python 3.2 (https://travis-ci.org/adarnimrod/template/jobs/187388235).

- Release on tagged commits to PyPI in Travis CI

  (https://docs.travis-ci.com/user/deployment/pypi/ and

  https://docs.travis-ci.com/user/encryption-keys/).

    ],

    keywords='config configuration jinja template environment',

    packages=find_packages(),

    install_requires=['Jinja2', 'PyYAML'],

    install_requires=['Jinja2', 'PyYAML', 'six'],

    extras_require={

        'dev': ['tox'], },

    entry_points={

#!/usr/bin/env python

from __future__ import (absolute_import, division,

                        print_function, unicode_literals)

import six  # noqa: F401

def to_yaml(value):

    '''

    Converts given data structure to YAML form.

    Examples:

    >>> to_yaml([1,2,3])

    '[1, 2, 3]\\n'

    >>> to_yaml({'a': 1, 'b': 2})

    '{a: 1, b: 2}\\n'

    >>> to_yaml({1: {'a': [1,2,3]}})

    '1:\\n  a: [1, 2, 3]\\n'

    >>> to_yaml("abc")

    'abc\\n...\\n'

    '''

    from yaml import safe_dump

    return safe_dump(value)

def to_json(value):

    '''

    Converts given data structure to JSON form.

    Examples:

    >>> to_json([1,2,3])

    '[1, 2, 3]'

    >>> to_json({'b':2})

    '{"b": 2}'

    >>> to_json(2)

    '2'

    >>> to_json({1: {'a': [1,2,3]}})

    '{"1": {"a": [1, 2, 3]}}'

    '''

    from json import dumps

    return dumps(value)

def from_json(value):

    '''

    Returns native data structure from the given JSON string.

    Examples:

    >>> from_json('[1, 2, 3]')

    [1, 2, 3]

    >>> from_json('"a"') == six.text_type(u'a')

    True

    >>> from_json('{"1": {"a": [1, 2, 3]}}') == {u'1': {u'a': [1, 2, 3]}}

    True

    '''

    from json import loads

    return loads(value)

def from_yaml(value):

    '''

    Returns native data structure from the given YAML string.

    Examples:

    >>> from_yaml('a')

    'a'

    >>> from_yaml('[1, 2, 3]')

    [1, 2, 3]

    >>> from_yaml('{"1": {"a": [1, 2, 3]}}')

    {'1': {'a': [1, 2, 3]}}

    '''

    from yaml import safe_load

    return safe_load(value)

def pprint(value):

    '''

    Returns a pretty string representation of the data structure given.

    Examples:

    >>> pprint(1)

    '1'

    >>> output = pprint([{'first_name': 'John', 'last_name': 'Doe'}, {'first_name': 'Jane', 'last_name': 'Doe'}])  # noqa: E501

    >>> if six.PY3:

    ...  output == "[{'first_name': 'John', 'last_name': 'Doe'},\\n {'first_name': 'Jane', 'last_name': 'Doe'}]"

    ... elif six.PY2:

    ...  output == "[{u'first_name': u'John', u'last_name': u'Doe'},\\n {u'first_name': u'Jane', u'last_name': u'Doe'}]"

    ...

    True

    '''

    from pprint import pformat

    return pformat(value)

def combine(default, override):

    '''

    Returns a combined dictionary of the 2 dictionaries given (with the 2nd

    overriding the 1st).

    Examples:

    >>> combine({'a': 1, 'b': 2}, {'b': 3, 'c': 4}) == {'a': 1, 'b': 3, 'c': 4}

    True

    '''

    combined = default.copy()

    combined.update(override)

    return combined

template --output "$outfile" "$infile"

test "$(cat $outfile)" = "$name"

echo Testing JSON parsing.

export json='{"a": 1, "b": 2}'

echo '{{ (json|from_json)["a"] }}' > "$infile"

test "$(template $infile)" = "1"

echo Testing JSON output.

echo '{{ [1, 1+2, 3] | to_json }}' > "$infile"

test "$(template $infile)" = '[1, 3, 3]'

echo Testing YAML parsing.

export yaml='a: 1

b: 2'

echo '{{ (yaml|from_yaml)["a"] }}' > "$infile"

test "$(template $infile)" = "1"

echo Testing YAML output.

echo '{{ [1, 1+2, 3] | to_yaml }}' > "$infile"

test "$(template $infile)" = '[1, 3, 3]'

echo Testing pprint.

echo '{{ [1, ] + [2, ] }}' > "$infile"

test "$(template $infile)" = "[1, 2]"

# echo Testing combining dictionaries.

# echo '{{ {"a": 1, "b": 2}|combine({"a": 11, "c": 33}) }}' > "$infile"

# test "$(template $infile)" = "{'a': 11, 'c': 33, 'b': 2}"

rm "$infile" "$outfile"